Firman SPS1000i El Manual Del Propietario página 20

CLEANING AND ADJUSTING THE SPARK PLUG
(a) If the plug is contaminated with carbon,
using a plug cleaner and wire brush.
(b) Adjust the electrode gap to 0.6 to
0.7 mm (0.024" to 0.028").
CLEANING SPARK ARRESTER
(a) Remove 4 screws to remove the muffler cover assembly.
(b) Loosen the spark arrester clamp, remove the spark arrester cover, and with a thin
blade screwdriver remove the spark arrester.
(c) Carefully remove the carbon deposits from the spark arrester screen with a wire brush.
(d) Replace the spark arrester if it is damaged.
(e) Reattach spark arrester, cover assembly, and pillars.
[CAUTION]
Failure to clean the spark arrester will result in degraded engine performance.
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